#include <iostream>
using namespace std;

class St {
public:
	static St* getInstance() {
		return st;
	}
	void test() {
		cout << "test..." << endl;
	}
private:
	static St* st;
};


St* St::st = new St;

//int main()
//{
//
//	St* s = St::getInstance();
//	s->test();
//
//	return 0;
//}